发明名称 Automatic safety shut-off switch for exercise equipment
摘要 The present invention relates to a safety off switch for a treadmill exercise device. If the treadmill exercise device running belt is still rotating even after user has left the treadmill exercise device, then, after a programmed time duration, the treadmill exercise device automatically turns off the running belt and/or completely powers itself down.
申请公布号 US6997855(B2) 申请公布日期 2006.02.14
申请号 US20030420990 申请日期 2003.04.22
申请人 UNISEN, INC. 发明人 CHOY RICK
分类号 A63B22/02 主分类号 A63B22/02
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